package com.xing.shirospringboot.config;

import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.LinkedHashMap;
import java.util.Map;

/**
 * shiro配置类
 *
 * @author: xingfuhao
 * @create: 2022-03-13 20:31
 */
@Configuration
public class ShiroConfig {

    @Bean
    public ShiroFilterFactoryBean getShiroFilterFactoryBean(@Qualifier("securityManager") DefaultWebSecurityManager defaultWebSecurityManager){
        ShiroFilterFactoryBean bean = new ShiroFilterFactoryBean();
        //设置安全管理器
        bean.setSecurityManager(defaultWebSecurityManager);
        //添加shiro的内置过滤器
        /**
         * anon:无需认证就可以访问
         * authc:必须认证了才能访问
         * user:必须拥有记住我功能才能使用
         * perms:拥有对某个资源的权限才能访问
         * role:拥有某个角色权限才能访问
         *
         */
        Map<String, String> filterChainDefinitionMap=new LinkedHashMap<>();

        //授权，正常的情况下，没有授权就会跳转带未授权页面
        filterChainDefinitionMap.put("/user/add", "perms[user:add]");
//        filterChainDefinitionMap.put("/user/add", "authc");
        filterChainDefinitionMap.put("/user/update", "perms[user:update]");


        bean.setFilterChainDefinitionMap(filterChainDefinitionMap);
        bean.setUnauthorizedUrl("/noauthorized");
        //设置登录请求
        bean.setLoginUrl("/toLogin");
        return bean;
    }

    @Bean(name = "securityManager")
    public DefaultWebSecurityManager getDefaultWebSecurityManager(@Qualifier("userRealm") UserRealm userRealm){
        DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
        //关联UserRealm
        securityManager.setRealm(userRealm);
        return securityManager;


    }

    //创建realm对象，需要自定义类
    @Bean
    public UserRealm userRealm(){
        return new UserRealm();
    }
}
